[Aichi/Okazaki City] Firefly Viewing Event 'HOTARU NIGHT 2026' to be Held on Sunday, June 14, Enjoying Early Summer Nature
Wood Design Park Okazaki, an outdoor facility in Okazaki City, Aichi Prefecture, will host the 'HOTARU NIGHT 2026' firefly viewing event on June 14, 2026. Visitors can enjoy the fantastical light of fireflies, which are a national natural monument, along the Otogawa River within the facility. The event also features food trucks and workshops during the day, offering a full day of nature-filled activities.
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Wood Design Park Okazaki, an outdoor facility in Okazaki City, Aichi Prefecture, will host the 'HOTARU NIGHT 2026' firefly viewing event on Sunday, June 14, 2026, where visitors can enjoy the fantastical light of fireflies on an early summer evening.
Every year from early to late June, Genji fireflies can be observed in the Otogawa River flowing through the Wood Design Park Okazaki facility.
The Otogawa area in Okazaki City, Aichi Prefecture, is considered the birthplace of the Okazaki Genji firefly, which is a national natural monument.
Why not relax by the river and enjoy firefly viewing?
During the day, you can enjoy delicious food from food trucks, and workshops for children will also be held.
It's an event where you can enjoy a full day through food and experiences while feeling nature.
◆ Event Overview
HOTARU NIGHT 2025 ~WDP Firefly Festival~
■ Date
Sunday, June 14, 2026
■ Time
14:00 - 20:30 (Firefly viewing: around 19:30~)
■ Admission Fee
1,500 yen per person (ages 3 and up)
■ Parking Fee
1,000 yen per vehicle
■ How to Participate in the Event
Advance web reservation is required.
Please make a reservation from the URL below.
https://reserve.489ban.net/client/wdp-okazaki/0/detail/604275
*Entry will not be permitted without a reservation.
Details on food trucks and workshops will be announced sequentially on the official website and social media.
Reservations for overnight stays on the event day are also being accepted.
Some rooms offer views of fireflies from the terrace, so please enjoy a leisurely firefly viewing from your room.
Overnight guests can participate in the Firefly Night event for free.
■ Accommodation Fees
1 night with 2 meals plan: From 24,800 yen per adult (tax included)
Room only plan: From 21,000 yen per adult (tax included)
Click here for accommodation reservations
■ Facility Information
Wood Design Park Okazaki
Location: 8-4 Hinomote, Tanono-cho, Okazaki City, Aichi Prefecture 444-3443
Access: Approximately 15km from Tomei Expressway Okazaki IC
Approximately 15.5km from Shin-Tomei Expressway Okazaki-Higashi IC
Phone: 080-5810-6322
Inquiries: info@wood-designpark.jp
Every year from early to late June, Genji fireflies can be observed in the Otogawa River flowing through the Wood Design Park Okazaki facility.
The Otogawa area in Okazaki City, Aichi Prefecture, is considered the birthplace of the Okazaki Genji firefly, which is a national natural monument.
Why not relax by the river and enjoy firefly viewing?
During the day, you can enjoy delicious food from food trucks, and workshops for children will also be held.
It's an event where you can enjoy a full day through food and experiences while feeling nature.
◆ Event Overview
HOTARU NIGHT 2025 ~WDP Firefly Festival~
■ Date
Sunday, June 14, 2026
■ Time
14:00 - 20:30 (Firefly viewing: around 19:30~)
■ Admission Fee
1,500 yen per person (ages 3 and up)
■ Parking Fee
1,000 yen per vehicle
■ How to Participate in the Event
Advance web reservation is required.
Please make a reservation from the URL below.
https://reserve.489ban.net/client/wdp-okazaki/0/detail/604275
*Entry will not be permitted without a reservation.
Details on food trucks and workshops will be announced sequentially on the official website and social media.
Reservations for overnight stays on the event day are also being accepted.
Some rooms offer views of fireflies from the terrace, so please enjoy a leisurely firefly viewing from your room.
Overnight guests can participate in the Firefly Night event for free.
■ Accommodation Fees
1 night with 2 meals plan: From 24,800 yen per adult (tax included)
Room only plan: From 21,000 yen per adult (tax included)
Click here for accommodation reservations
■ Facility Information
Wood Design Park Okazaki
Location: 8-4 Hinomote, Tanono-cho, Okazaki City, Aichi Prefecture 444-3443
Access: Approximately 15km from Tomei Expressway Okazaki IC
Approximately 15.5km from Shin-Tomei Expressway Okazaki-Higashi IC
Phone: 080-5810-6322
Inquiries: info@wood-designpark.jp